7
2.4.2 USB interface
The USB interface of the SP-RME5 printer is PH-4A interface, outer
appearance and pin assignment is shown in Figure 2-6:
Figure 2-6: USB socket and pin definitions
2.4.3 Power Connection
SP-RME5 printer uses the external power supply adopter as 24V±10
％、
2A,
power socket is 2114S-02 model, as Fig. 2-7 shows:
Fig.2-7: Power Socket
2.4.4 Parallel interface connection
The parallel interface of SP-RME5is compatible with CENIRONICS standard
，
and the interface socket is 26-pin flat cable socket,or its substitute for connecting
with it .the pin order if parallel port is showed as below:
PIN Assignment Function
Reference
1
V BUS
Power + 5V
2
Data-
Data -
3
Data+
Data +
4
GND
Ground
